| 7594700 |
Contoured seating structure |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Maalouf, Timothy P. Coffield +2 more |
2009-09-29 |
| 6966604 |
Chair with a linkage assembly |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +4 more |
2005-11-22 |
| 6733080 |
Seating structure having a backrest with a flexible membrane and a moveable armrest |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2004-05-11 |
| 6726286 |
Seating structure having a fabric with a weave pattern |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2004-04-27 |
| 6722741 |
Seating structure having a backrest with a bowed section |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2004-04-20 |
| 6702390 |
Support assembly for a seating structure |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2004-03-09 |
| 6588842 |
Backrest |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2003-07-08 |
| 6386634 |
Office chair |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +4 more |
2002-05-14 |
| 6308922 |
Support assembly |
Geoff Hollington, Dean D. Achterhof, Michael L. De Pree |
2001-10-30 |
| 6125521 |
Process for making an office chair |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2000-10-03 |
| 6059368 |
Office chair |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2000-05-09 |
| 6035901 |
Woven fabric membrane for a seating surface |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +2 more |
2000-03-14 |
| 5772282 |
Tilt control mechanism for a chair |
William E. Stumpf, Rodney C. Schoenfelder, Donald Chadwick, Carolyn Keller, Timothy P. Coffield +4 more |
1998-06-30 |